220233840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{917641}}^1$

素因数の和:917657

約数の個数: 40

約数和(自身を含む): 682725648

約数和(自身を除く): 462491808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 917641, 1835282, 2752923, 3670564, 4588205, 5505846, 7341128, 9176410, 11011692, 13764615, 14682256, 18352820, 22023384, 27529230, 36705640, 44046768, 55058460, 73411280, 110116920, 220233840]

約数ペア:

[(1, 220233840), (2, 110116920), (3, 73411280), (4, 55058460), (5, 44046768), (6, 36705640), (8, 27529230), (10, 22023384), (12, 18352820), (15, 14682256), (16, 13764615), (20, 11011692), (24, 9176410), (30, 7341128), (40, 5505846), (48, 4588205), (60, 3670564), (80, 2752923), (120, 1835282), (240, 917641)]